Home / 31,185,674.28-46,774,937.48-8,158,830.89

Finding the Fourth Proportional to 31,185,674.28, 46,774,937.48 and 8,158,830.89

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Solution

The fourth proportional to 31,185,674.28, 46,774,937.48 and 8,158,830.89 is: 12,237,311.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,185,674.28 : 46,774,937.48 = 8,158,830.89 : x
  2. Step 2: Convert to fraction form
    31,185,674.28/46,774,937.48 = 8,158,830.89/x
  3. Step 3: Cross multiply
    31,185,674.28x = 46,774,937.48 × 8,158,830.89
  4. Step 4: Simplify right side
    31,185,674.28x = 381,628,804,514,973.94
  5. Step 5: Solve for x
    x = 381,628,804,514,973.94/31,185,674.28
  6. Step 6: Final answer
    x = 12,237,311.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.